Injen Performance Exhaust System Part No. SES1581TT 2017-2018 Honda Civic Si L4-1.5L Turbo*Sedan Only*


Injen Technology Stainless Steel Cat-Back Exhaust System

Available on backorder

SKU: SES1581TT Category:
Cars Models : 2017, 2018, Civic Si, Honda,


The Injen Technology engineers are experts when it comes to performance, PERIOD. From Cars to Trucks to Powersports, Injen has a variety of exhaust systems to choose from. All of Injen Technology Performance exhaust systems are constructed from mandrel bent stainless steel tubing Mandrel-bending ensures the tubing maintains its shapes and size throughout the entire length, providing smooth, unrestricted airflow. From the Investment cast flanges to the custom hangers, all Injen exhaust systems are 100% TIG welded and handcrafted in the USA and include all tubing, mufflers, and hardware necessary for a hassle free installation. Each system is uniquely designed to offer an aggressive sound that brings out some massive power. Like all other Injen products, the Injen exhaust systems are proudly built in Pomona, CA.

– Direct fit for 2017-2018 Honda Civic Si L4-1.5L Turbo

– Fits SEDAN models ONLY
– Center exit design fits with factory rear valance
– Dyno Proven gains of up to 11 hp and 10 lb?ft of torque
– Dual 4.0″ Titanium Tips
– Stainless Steel Investment Cast Flanges For a Fast and Easy Install
– Hand Crafted and Tig Welded to Perfection for Strength and Durability
– 304 SS Mandrel-Bent Tubing
– Premium Stainless Steel Hardware and Hangers (Depending on the Application)
– Designed and Made in Pomona, CA

Additional information

Weight40 lbs
Dimensions58 × 18 × 12 in

1.5L Turbo






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